329857520

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{13007}}^1$

素因数の和:13337

約数の個数: 40

約数和(自身を含む): 769397184

約数和(自身を除く): 439539664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 1268, 1585, 2536, 3170, 5072, 6340, 12680, 13007, 25360, 26014, 52028, 65035, 104056, 130070, 208112, 260140, 520280, 1040560, 4123219, 8246438, 16492876, 20616095, 32985752, 41232190, 65971504, 82464380, 164928760, 329857520]

約数ペア:

[(1, 329857520), (2, 164928760), (4, 82464380), (5, 65971504), (8, 41232190), (10, 32985752), (16, 20616095), (20, 16492876), (40, 8246438), (80, 4123219), (317, 1040560), (634, 520280), (1268, 260140), (1585, 208112), (2536, 130070), (3170, 104056), (5072, 65035), (6340, 52028), (12680, 26014), (13007, 25360)]